<template>
  <div class="login-container">
    <el-form
      ref="loginForm" :model="loginForm"
      :rules="loginRules" class="login-form"
      autocomplete="on"
      label-position="left"
    >

      <div class="title-container">
        <h3 class="title">医疗服务后台管理系统</h3>
      </div>

      <el-form-item prop="username">
        <span class="svg-container">
          <svg-icon icon-class="user" />
        </span>
        <el-input
          ref="username"
          v-model="loginForm.username"
          placeholder="Username"
          name="username"
          type="text"
          tabindex="1"
          autocomplete="on"
        />
      </el-form-item>

      <el-tooltip v-model="capsTooltip" content="Caps lock is On" placement="right" manual>
        <el-form-item prop="password">
          <span class="svg-container">
            <svg-icon icon-class="password" />
          </span>
          <el-input
            :key="passwordType"
            ref="password"
            v-model="loginForm.password"
            :type="passwordType"
            placeholder="密码"
            name="password"
            tabindex="2"
            autocomplete="on"
            @keyup.native="checkCapslock"
            @blur="capsTooltip = false"
            @keyup.enter.native="handleLogin"
          />
          <span class="show-pwd" @click="showPwd">
            <svg-icon :icon-class="passwordType === 'password' ? 'eye' : 'eye-open'" />
          </span>
        </el-form-item>
      </el-tooltip>
      <!--      <el-form-item prop="code" style="width: 70%;display: inline-block">-->
      <el-form-item prop="code">
        <span class="svg-container">
          <svg-icon icon-class="guide" />
        </span>
        <el-input
          ref="code"
          v-model="loginForm.code"
          placeholder="验证码"
          name="code"
          type="text"
          tabindex="1"
          autocomplete="on"
          @keyup.enter.native="handleLogin"
        />
      </el-form-item>
      <!--      <el-button type="primary" style="margin-left: 30px">主要按钮</el-button>-->
      <el-slider
        v-model="value"
        @change="change"
      />
      <el-button
        :loading="loading" type="primary"
        style="width:100%;margin-bottom:30px;"
        @click.native.prevent="handleLogin"
      >登录
      </el-button>

      <div style="position:relative">
        <div class="tips">
          <span />
        </div>
        <div class="tips">
          <span style="margin-right:18px;" />
        </div>

        <el-button class="thirdparty-button" type="primary" @click="showDialog=true">
          第三方登录
        </el-button>
      </div>
    </el-form>

    <el-dialog title="Or connect with" :visible.sync="showDialog">
      Can not be simulated on local, so please combine you own business simulation! ! !
      <br>
      <br>
      <br>
      <social-sign />
    </el-dialog>
  </div>
</template>

<script>
import SocialSign from './components/SocialSignin'
import { sendCode } from '@/api/system/login/login'

export default {
  name: 'Login',
  components: { SocialSign },
  data() {
    const validatePassword = (rule, value, callback) => {
      if (value.length < 4) {
        callback(new Error('密码不能小于4位'))
      } else {
        callback()
      }
    }
    return {
      // 默认的用户名密码
      loginForm: {
        username: '13302780131',
        password: '',
        code: ''
      },
      loginRules: {
        password: [{ required: true, trigger: 'blur', validator: validatePassword }]
      },
      passwordType: 'password',
      capsTooltip: false,
      loading: false,
      showDialog: false,
      redirect: undefined,
      otherQuery: {},
      value: 0
    }
  },
  watch: {
    $route: {
      handler: function(route) {
        const query = route.query
        if (query) {
          this.redirect = query.redirect
          this.otherQuery = this.getOtherQuery(query)
        }
      },
      immediate: true
    }
  },
  created() {
    // window.addEventListener('storage', this.afterQRScan)
  },
  mounted() {
    if (this.loginForm.username === '') {
      this.$refs.username.focus()
    } else if (this.loginForm.password === '') {
      this.$refs.password.focus()
    }
  },
  destroyed() {
    // window.removeEventListener('storage', this.afterQRScan)
  },
  methods: {
    validateBtn() {
      if (!/^1[3456789]\d{9}$/.test(this.loginForm.username)) {
        this.msgWarning('手机号格式错误，请输入正确的手机号')
        return false
      } else {
        return true
      }
    },
    change(v) {
      if (v < 100) {
        this.msgWarning('请移动滑动模块,至100')
        this.value = 0
      } else {
        // 发送验证码
        const isFalse = this.validateBtn()
        if (isFalse) {
          sendCode(this.loginForm.username).then(res => {
            this.loginForm.code = res.data
          })
        }
      }
    },
    checkCapslock(e) {
      const { key } = e
      this.capsTooltip = key && key.length === 1 && (key >= 'A' && key <= 'Z')
    },
    showPwd() {
      if (this.passwordType === 'password') {
        this.passwordType = ''
      } else {
        this.passwordType = 'password'
      }
      this.$nextTick(() => {
        this.$refs.password.focus()
      })
    },
    // 做登录
    handleLogin() {
      if (this.loginForm.code == null || this.loginForm.code === '') {
        this.msgWarning('验证码不允许为空')
      } else {
      // 验证用户名和密码是否合法，前端验证
        this.$refs.loginForm.validate(valid => {
          if (valid) {
            this.loading = true
            // 调用登陆的方法
            this.$store.dispatch('user/login', this.loginForm)
              .then(() => {
                this.$router.push({ path: this.redirect || '/', query: this.otherQuery })
                this.loading = false
              })
              .catch(() => {
                this.loading = false
              })
          } else {
            console.log('error submit!!')
            return false
          }
        })
      }
    },
    getOtherQuery(query) {
      return Object.keys(query).reduce((acc, cur) => {
        if (cur !== 'redirect') {
          acc[cur] = query[cur]
        }
        return acc
      }, {})
    }
    // afterQRScan() {
    //   if (e.key === 'x-admin-oauth-code') {
    //     const code = getQueryObject(e.newValue)
    //     const codeMap = {
    //       wechat: 'code',
    //       tencent: 'code'
    //     }
    //     const type = codeMap[this.auth_type]
    //     const codeName = code[type]
    //     if (codeName) {
    //       this.$store.dispatch('LoginByThirdparty', codeName).then(() => {
    //         this.$router.push({ path: this.redirect || '/' })
    //       })
    //     } else {
    //       alert('第三方登录失败')
    //     }
    //   }
    // }
  }
}
</script>

<style lang="scss">
  /* 修复input 背景不协调 和光标变色 */
  /* Detail see https://github.com/PanJiaChen/vue-element-admin/pull/927 */

  $bg: #283443;
  $light_gray: #fff;
  $cursor: #fff;

  @supports (-webkit-mask: none) and (not (cater-color: $cursor)) {
    .login-container .el-input input {
      color: $cursor;
    }
  }

  /* reset element-ui css */
  .login-container {
    .el-input {
      display: inline-block;
      height: 47px;
      width: 85%;

      input {
        background: transparent;
        border: 0px;
        -webkit-appearance: none;
        border-radius: 0px;
        padding: 12px 5px 12px 15px;
        color: $light_gray;
        height: 47px;
        caret-color: $cursor;

        &:-webkit-autofill {
          box-shadow: 0 0 0px 1000px $bg inset !important;
          -webkit-text-fill-color: $cursor !important;
        }
      }
    }

    .el-form-item {
      border: 1px solid rgba(255, 255, 255, 0.1);
      background: rgba(0, 0, 0, 0.1);
      border-radius: 5px;
      color: #454545;
    }
  }
</style>

<style lang="scss" scoped>
  $bg: #2d3a4b;
  $dark_gray: #889aa4;
  $light_gray: #eee;

  .login-container {
    min-height: 100%;
    width: 100%;
    background-color: $bg;
    overflow: hidden;

    .login-form {
      position: relative;
      width: 520px;
      max-width: 100%;
      padding: 160px 35px 0;
      margin: 0 auto;
      overflow: hidden;
    }

    .tips {
      font-size: 14px;
      color: #fff;
      margin-bottom: 10px;

      span {
        &:first-of-type {
          margin-right: 16px;
        }
      }
    }

    .svg-container {
      padding: 6px 5px 6px 15px;
      color: $dark_gray;
      vertical-align: middle;
      width: 30px;
      display: inline-block;
    }

    .title-container {
      position: relative;

      .title {
        font-size: 26px;
        color: $light_gray;
        margin: 0px auto 40px auto;
        text-align: center;
        font-weight: bold;
      }
    }

    .show-pwd {
      position: absolute;
      right: 10px;
      top: 7px;
      font-size: 16px;
      color: $dark_gray;
      cursor: pointer;
      user-select: none;
    }

    .thirdparty-button {
      position: absolute;
      right: 0;
      bottom: 6px;
    }

    @media only screen and (max-width: 470px) {
      .thirdparty-button {
        display: none;
      }
    }
  }
</style>
